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Finding the Third Proportional to 15,065 and 31,041

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Solution

The third proportional to 15,065 and 31,041 is: 63,959.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065 : 31,041 = 31,041 : x
  2. Step 2: Convert to fraction form
    15,065/31,041 = 31,041/x
  3. Step 3: Cross multiply
    15,065x = 31,041 × 31,041
  4. Step 4: Simplify right side
    15,065x = 963,543,681
  5. Step 5: Solve for x
    x = 963,543,681/15,065
  6. Step 6: Final answer
    x = 63,959.09

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.